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HP Recommended
HP ProDesk 400 G7 Microtower PC (9CY18AV)
Microsoft Windows 10 (64-bit)

Hello,
I have had an HP ProDesk 400 G7 for some time.
I haven't used it in 1 year. I wanted to use it today and I have no image on the screen. I tested 3 different screens, different cables, different graphics cards and the iGPU. I've cleaned everything and tried other RAMs, but nothing works. Can you help me?
Have a nice day!

1 REPLY 1
HP Recommended

You're to be commended for all the testing you did -- a LOT more than most folks would do -- and you've basically ruled out a purely DISPLAY issue.

 

My guess is the motherboard has failed -- especially if you get no response to the keyboard and mouse..

 

I don't know if this will help, but Here is an HP document regarding things to do if your computer does not boot or start:


https://support.hp.com/us-en/document/ish_3974055-3873564-16



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